Google’s “Flip to Shhh” feature enabled Do Not Disturb on the Pixel 3 when the phone is placed face down on a surface. The owner of Tasker created a task that mimics the feature on almost every Android device. Once activated, the task will make a sound when the Flip to Shh feature is enabled or disabled.

Back at I/O 2018, Google showed off a new feature alongside Android Pie called “Shush.” In practice, the feature would enable Do Not Disturb (DND) as soon as a handset was...